Hydrograph separation

Interannual changes

Long-term changes

Statistical tests

p-values of statistical criteria
N Variable Change.Year Trend M1 M2 MeanRatio sd1 sd2 sdRatio Mann.Kendall Pettitt Student Fisher
1 Annual runoff 1978 0.07122 22.77349 27.10908 19 7.60011 7.64079 0.5 0.16972 0.18503 0.0361 0.98953
2 Seasonal flood runoff (without groundwater) 1974 -0.09399 10.76172 6.33055 -41.2 5.18134 3.68938 -28.8 NA 0.00556 0.00375 0.07531
3 Annual groundwater runoff 1977 0.13839 8.77161 15.87307 81 2.41099 5.02734 108.5 0 0 0 0.00082
4 Seasonal flood runoff (with groundwater) 1974 -0.09766 11.54678 7.21414 -37.5 5.35176 4.02859 -24.7 NA 0.00997 0.00587 0.13655
5 Rain-flood runoff (without groundwater) 1977 0.00157 2.84843 3.0122 5.7 3.83204 3.39224 -11.5 NA 0.72636 0.87102 0.49879
6 Rain-flood runoff (with groundwater) 1977 0.02497 5.45264 7.51915 37.9 4.61542 5.33868 15.7 NA 0.18776 0.12334 0.50001
7 Thaw-flood runoff (without groundwater) 2013 0.00027 0.82704 2.55357 208.8 1.25469 2.67073 112.9 0.98613 1 0.13986 0.00165
8 Thaw-flood runoff (with groundwater) 1977 0.02497 5.45264 7.51915 37.9 4.61542 5.33868 15.7 NA 0.18776 0.12334 0.50001
9 Groundwater runoff during winter 1978 0.03696 2.71563 5.05414 86.1 1.50093 4.63819 209 0.00059 9e-05 0.00426 0
10 Winter low flow runoff 1978 0.03851 3.69635 6.07519 64.4 2.95850 5.80148 96.1 0.00731 0.00166 0.03367 0.00159
11 Groundwater runoff during summer 1977 0.08637 5.10734 9.49052 85.8 1.83627 3.04503 65.8 2e-05 0 0 0.01727
12 Summer low flow runoff 1977 0.1 7.58077 12.34263 62.8 4.72252 5.82108 23.3 0.00398 0.00242 0.00101 0.31505
13 Annual discharge during water-resources year 1978 0.01379 19.63853 23.07626 17.5 6.11877 6.78091 10.8 0.74122 0.43083 0.04542 0.62436
14 First date of a seasonal flood wave 1970 365.18562 01-Apr 25-Mar -7 7.00000 18.00000 157.1 0.35305 0.33746 0.03344 0.00161
15 Annual groundwater discharge (“baseflow”) during water-resources year 1977 0.11134 7.55548 13.18966 74.6 1.56682 2.36021 50.6 0 0 0 0.05109
16 Last date of a seasonal flood wave 1987 365 29-Apr 17-Apr -12 16.00000 28.00000 75 0.01183 0.02982 0.0475 0.00542
17 Duration of a seasonal flood wave 1987 -0.16364 30 24.54545 -18.2 15.15696 17.51801 15.6 0.0019 0.00421 0.187 0.42797
18 Maximum annual discharge during seasonal flood wave 1970 -3.67357 419.78571 241.93 -42.4 162.94462 146.16810 -10.3 6e-04 0.01088 0.00153 0.55942
19 Date of a maximum annual discharge during seasonal flood wave 1970 365.18182 14-Apr 14-Apr 0 5.00000 43.00000 760 0.21889 0.28514 0.90413 0
20 Seasonal flood runoff (with groundwater and rainwater) 1988 -0.10207 10.28848 6.80049 -33.9 5.44522 3.96319 -27.2 0.00131 0.01537 0.00537 0.08351
21 Minimum monthly discharge during winter 1979 0.1239 4.1913 9.52927 127.4 1.98973 2.38341 19.8 0 0 0 0.36874
22 Month of a minimum monthly discharge during winter 1964 0 12-Jun 07-May -36 54.00000 45.00000 -16.7 0.81715 0.63907 0.11244 0.4254
23 Minimum monthly discharge during summer 1979 0.06406 5.8 9.27561 59.9 5.62737 5.90829 5 0.00115 1e-05 0.02419 0.82616
24 Month of a minimum monthly discharge during summer 2000 0 06-Jun 25-Jun 19 38.00000 50.00000 31.6 0.13301 0.16188 0.15023 0.12999
25 Minimum 30-day window discharge during winter 1979 0.10333 6.19841 10.84233 74.9 2.29125 2.17618 -5 NA 0 0 0.75852
26 First date of 30-day window discharge during winter 1977 2.4 17-Apr 22-Jun 66 147.00000 164.00000 11.6 0.03032 0.12421 0.1175 0.62455
27 Minimum 30-day window discharge during summer 1979 0.06228 6.25773 9.75442 55.9 1.70763 2.36964 38.8 NA 4e-05 0 0.11114
28 First date of 30-day window discharge during summer 2000 365.33333 13-Jul 30-Jul 17 29.00000 28.00000 -3.4 0.68392 0.24187 0.03963 0.92991
29 Minimum 10-day window discharge during winter 1979 0.10816 5.27522 10.16317 92.7 1.73743 2.66621 53.5 0 0 0 0.03482
30 First date of 10-day window discharge during winter 1989 0.97421 22-Apr 10-Jun 49 133.00000 150.00000 12.8 0.47594 0.59462 0.1712 0.49666
31 Minimum 10-day window discharge during summer 1981 0.06235 5.93875 8.90868 50 1.58371 1.90763 20.5 NA 3e-05 0 0.34881
32 First date of 10-day window discharge during summer 2000 365.46154 21-Jul 08-Aug 18 26.00000 31.00000 19.2 0.27383 0.07921 0.03672 0.35453
33 Minimum 5-day window discharge during winter 1979 0.11155 4.90696 9.91122 102 1.74827 2.47677 41.7 0 0 0 0.08371
34 First date of 5-day window discharge during winter 1998 0.68819 21-May 30-Mar -52 146.00000 118.00000 -19.2 0.25602 0.54022 0.12579 0.30373
35 Minimum 5-day window discharge during summer 1981 0.06276 5.81333 8.73474 50.3 1.54071 1.86502 21 NA 2e-05 0 0.33605
36 First date of 5-day window discharge during summer 2000 365.5 24-Jul 11-Aug 18 26.00000 30.00000 15.4 0.21508 0.06023 0.03352 0.38446
37 Maximum thaw-flood discharge 2010 0.00799 22.29482 29.96918 34.4 31.55507 41.66657 32 0.85746 1 0.59082 0.20393
38 Date of a maximum thaw-flood discharge 1993 265.77778 30-Aug 01-May -121 146.00000 134.00000 -8.2 0.0123 0.08128 0.00113 0.66715
39 Number of thaw-flood events 1995 -0.1 12.89744 11.56 -10.4 5.55733 8.17048 47 0.01078 0.09772 0.47664 0.03262
40 Number of days with thaw-flood events 1985 -0.67929 92 70.17143 -23.7 29.11063 51.76445 77.8 0.00279 0.00214 0.03831 0.00253
41 Maximum rain-flood discharge 1960 -0.14547 125.91617 57.366 -54.4 98.79488 50.31272 -49.1 0.52015 1 0.25972 0.02755
42 Date of a maximum rain-flood discharge 1965 365.85732 13-May 13-Jul 61 35.00000 80.00000 128.6 0.27852 0.49455 0.00085 0.01911
43 Number of rain-flood events 1980 -0.04348 12.90476 10.62069 -17.7 5.51276 4.46745 -19 0.28284 0.39954 0.12644 0.3001
44 Number of days with rain-flood events 1970 0.1 95.78571 109.16 14 38.26060 41.53158 8.5 0.70209 0.94806 0.26875 0.7822
45 Relative variation of discharge during winter low flow 1983 -0.00093 0.37456 0.33854 -9.6 0.27149 0.28665 5.6 0.55844 0.71254 0.6106 0.78293
46 Duration of winter low flow period 1968 -0.3709 147.75 127.98077 -13.4 60.62272 68.55812 13.1 0.08208 0.34608 0.33397 0.68737
47 Relative variation of discharge during summer-autumn low flow 1991 -0.00178 0.679 0.57487 -15.3 0.32442 0.24033 -25.9 0.35695 0.82666 0.14593 0.10733
48 Duration of a summer-autumn low flow period 1988 0.42857 197 215.40625 9.3 47.11756 47.45990 0.7 0.03392 0.18234 0.12458 0.96811